:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --text: #1f2a37;
  --muted: #6b7280;
  --accent: #2563eb;
  --accent-soft: #dbeafe;
  --border: #e5e7eb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  background: linear-gradient(180deg, #f8fbff 0%, var(--bg) 100%);
  color: var(--text);
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

.hero h1 {
  margin: 0;
  font-size: 1.8rem;
}

.hero p {
  margin-top: 8px;
  color: var(--muted);
}

.upload-card,
.filters-card,
.chart-card,
.table-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.upload-card,
.filters-card {
  margin-top: 16px;
}

.upload-label {
  display: inline-block;
  padding: 10px 14px;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
}

#excelFile {
  display: block;
  margin-top: 12px;
}

.drop-zone {
  margin-top: 12px;
  border: 2px dashed #bfd3ff;
  border-radius: 12px;
  padding: 16px;
  text-align: center;
  color: var(--muted);
  transition: all 0.2s ease;
}

.drop-zone.dragover {
  border-color: var(--accent);
  background: #eff6ff;
  color: var(--accent);
}

.chart-card.dragover {
  border-color: var(--accent);
  background: #eff6ff;
}

.file-info {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.filter-row {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

select {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  min-width: 180px;
}

.charts-grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.chart-card h2 {
  margin: 0 0 12px;
  font-size: 1.05rem;
}

.chart-card canvas {
  width: 100%;
  min-height: 330px;
}

.team-chart-container {
  position: relative;
  min-height: 330px;
}


.filters-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.08);
  margin-bottom: 20px;
}

.filters-title {
  margin-bottom: 15px;
  font-size: 18px;
  font-weight: 600;
  color: #1f2a37;
}

/* 🔥 GRID RESPONSIVE */
.filters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
}

/* cada filtro */
.filter-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.filter-group label {
  font-size: 13px;
  font-weight: 600;
  color: #374151;
}

.filter-group select {
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid #d1d5db;
  background: #f9fafb;
  transition: all 0.2s;
  font-size: 13px;
}

.filter-group input {
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid #d1d5db;
  background: #f9fafb;
  transition: all 0.2s;
  font-size: 13px;
}

.filter-group select:hover {
  border-color: #2563eb;
}

.filter-group input:hover {
  border-color: #2563eb;
}

.filter-group select:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.filter-group input:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

/* botón */
.filters-actions {
  margin-top: 15px;
  text-align: right;
}

#clearFilters {
  background: #ef4444;
  color: white;
  border: none;
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
  font-size: 13px;
}

#clearFilters:hover {
  background: #dc2626;
}

.table-card {
  margin-top: 16px;
}

.table-search {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
}

.table-search label {
  font-size: 13px;
  font-weight: 600;
  color: #374151;
}

.table-search input {
  max-width: 420px;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid #d1d5db;
  background: #f9fafb;
  transition: all 0.2s;
  font-size: 13px;
}

.table-search input:hover {
  border-color: #2563eb;
}

.table-search input:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.table-header h2 {
  margin: 0;
  font-size: 1.05rem;
}

.table-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.page-size-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-size-wrap label {
  font-size: 0.9rem;
  color: var(--muted);
}

.page-size-wrap select {
  min-width: 80px;
  padding: 6px 8px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #fff;
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.goto-page-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.goto-page-wrap label {
  font-size: 0.9rem;
  color: var(--muted);
}

.goto-page-wrap input {
  width: 72px;
  padding: 6px 8px;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.goto-page-wrap button {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
}

.goto-page-wrap button:hover {
  border-color: #2563eb;
  color: #2563eb;
}

.pagination-controls button {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
}

.pagination-controls button:hover {
  border-color: #2563eb;
  color: #2563eb;
}

.pagination-controls button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

#pageInfo {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

#tableCount {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 600;
}

.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 10px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 900px;
}

thead {
  background: #eff6ff;
}

th,
td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

tbody tr:nth-child(even) {
  background: #fafcff;
}

tbody tr:hover {
  background: #f3f8ff;
}

@media (max-width: 900px) {
  .table-search input {
    max-width: 100%;
  }

  .table-toolbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .goto-page-wrap {
    width: 100%;
  }
}